Geometry Friday Quiz 4/8

What is the area of the shaded region? Round to the nearest hundredth.

• 1.26

• 452.39

• 9.42

• 113.10

What number is pi?

• 1.41

• 2.00

• 3.14

• 5.14

What is the area formula for a circle?

• A = πr²

• A = 2πr

• A = √π

Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer to the nearest tenth of a square inch.

• 25.2 in²

• 28.5 in²

• 31.4 in²

• 38.2 in²

What is the area of the shaded SECTOR? Round to the nearest hundredth.

• 9.42 u²

• 113.10 u²

• 284.3 u²

• 452.39 u²

What is the area of the shaded sector? Round your answer to the nearest hundredth.

• 19.28

• 163.85

• 655.39

• None of these

What is the area of the shaded sector? Round your answer to the nearest hundredth.

• 13.96

• 139.56

• 27.91

• 558.22

Find the arc length. Leave your answer in terms of π.

• 5.49

• 10.99

• .3925

• 45π

Find the length of the bold arc.

• 61.3ft
• 20.4ft
• 7351.3ft
• 22,068ft

What is the area of the shaded sector?

• 7.14 in²
• 5.23 in²
• 97.34 in²
• 15.7 in²